Cheapest return flights from Philadelphia to San Juan in April from 138€

AirHint found the following cheapest return flights from Philadelphia (PHL) to San Juan (SJU) in April 2026 (see full year).

Return flights

04 Apr - 08 Apr Frontier Airlines direct
29 Apr - 06 May Spirit Airlines direct
29 Apr - 30 Apr Spirit Airlines direct
20 Apr - 29 Apr Spirit Airlines direct
20 Apr - 30 Apr Spirit Airlines direct
25 Apr - 29 Apr Spirit Airlines direct
25 Apr - 30 Apr Spirit Airlines direct
26 Apr - 29 Apr Spirit Airlines direct
26 Apr - 30 Apr Spirit Airlines direct
28 Apr - 29 Apr Spirit Airlines direct
28 Apr - 30 Apr Spirit Airlines direct
29 Apr - 07 May Spirit Airlines direct
29 Apr - 08 May Spirit Airlines direct
29 Apr - 14 May Spirit Airlines direct
29 Apr - 01 May Spirit Airlines direct
29 Apr - 02 May Spirit Airlines direct
29 Apr - 05 May Spirit Airlines direct
29 Apr - 19 May Spirit Airlines direct
29 Apr - 20 May Spirit Airlines direct
29 Apr - 15 May Spirit Airlines direct

Also check the deals for one-way flights from Philadelphia to San Juan in April.

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